Bulb adaptor



FIG. 1 is a top view of a bulb adaptor showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a bottom view thereof;

FIG. 4 is a left view thereof;

FIG. 5 is a right view thereof;

FIG. 6 is a rear view thereof; and,

FIG. 7 is a perspective view thereof.

The broken line portion of the figure drawings is included to shown unclaimed subject matter only and forms no part of the claimed design. 

The design for a bulb adaptor device, as shown and described. 